Lamp



FIG. 1 is a right side view of a lamp showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top, front and right side perspective view thereof; and,

FIG. 8 is a top, rear and right side perspective view thereof.

The broken lines in the figures illustrate portions of the lamp that form no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 